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(obsolete, inorganic chemistry) A poorly-characterized phosphorescent substance obtained by calcining oyster-shells and sulfur.

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Canton's phosphorus

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Canton's phosphorus

noun

(obsolete, inorganic chemistry) A poorly-characterized phosphorescent substance obtained by calcining oyster-shells and sulfur.

Canton's phosphorus was widely used in the 19th century.

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(obsolete, inorganic chemistry) A poorly-characterized phosphorescent substance obtained by calcining oyster-shells and sulfur.

Canton's phosphorus is made by calcining oyster-shells in the open fire for half an hour; after which, the whitest and largest pieces are selected, mixed with about one-third their weight of flowers of sulphur, pressed into a crucible with a closely-luted cover, and heated red hot for an hour.

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Canton's phosphorus

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